Home / 99,623.28-149,434.65-33,068.43

Finding the Fourth Proportional to 99,623.28, 149,434.65 and 33,068.43

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Solution

The fourth proportional to 99,623.28, 149,434.65 and 33,068.43 is: 49,602.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,623.28 : 149,434.65 = 33,068.43 : x
  2. Step 2: Convert to fraction form
    99,623.28/149,434.65 = 33,068.43/x
  3. Step 3: Cross multiply
    99,623.28x = 149,434.65 × 33,068.43
  4. Step 4: Simplify right side
    99,623.28x = 4,941,569,263.10
  5. Step 5: Solve for x
    x = 4,941,569,263.10/99,623.28
  6. Step 6: Final answer
    x = 49,602.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.